LOCTITE® SI 593

Features and Benefits

General purpose, 1-part silicone adhesive sealant, which cures at room temperature to form a tough yet flexible rubber seal.
LOCTITE® SI 593 is a black, general purpose, 1-part RTV (room temperature vulcanizing) acetoxy silicone adhesive and sealant, which moisture cures at room temperature to form a tough rubber seal. It will not slump in overhead or vertical applications and has been formulated to withstand extreme temperature cycling, UV light, and ozone. Please note this product cannot be painted.
  • General purpose flexible adhesive/sealant
  • Temperature resistance up to 204°C (400°F)
  • Withstands extreme temperature cycling, UV light, ozone
  • Forms a tough rubber seal/bond to most surfaces
  • Doesn't harden, shrink or crack
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Technical Information

Applications Sealing
Chemical basis / base Acetoxy silicone
Color Black
Cure type Room temperature vulcanization (RTV) cure
Extrusion rate ≥250.0 g/min.
Number of components 1 part
Specific gravity, @ 25.0 °C 1.84
Storage temperature 8.0 - 21.0 °C